An employment agency wants to see which of three types of advertisements in the help-wanted section
Question: An employment agency wants to see which of three types of advertisements in the help-wanted section of local newspapers is the most effective. Three types of advertisements (big headline, straightforward, and bold print) were randomly alternated over a period of weeks and the number of people responding to the advertisements was noted each week.
Type of Advertisement | |||
Number of Responses | Big Headline | Straightforward | Bold Print |
23 | 19 | 28 | |
42 | 31 | 33 | |
36 | 18 | 46 | |
48 | 24 | 29 | |
33 | 26 | 34 | |
26 | 34 |
Excel Output
Big Headline | Straightforward | Bold Print | ||||
23 | 19 | 28 | ||||
42 | 31 | 33 | ||||
36 | 18 | 46 | ||||
48 | 24 | 29 | ||||
33 | 26 | 34 | ||||
26 | 34 | |||||
Anova: Single Factor | ||||||
SUMMARY | ||||||
Groups | Count | Sum | Average | Variance | ||
Column 1 | 6 | 208 | 34.66666667 | 89.46666667 | ||
Column 2 | 5 | 118 | 23.6 | 28.3 | ||
Column 3 | 6 | 204 | 34 | 41.2 | ||
ANOVA | ||||||
Source of Variation | SS | df | MS | F | P-value | F crit |
Between Groups | 407.9372549 | 2 | 203.9686275 | 3.725292378 | 0.050445485 | 6.514937922 |
Within Groups | 766.5333333 | 14 | 54.75238095 | |||
Total | 1174.470588 | 16 |
Price: $2.99
Solution: The downloadable solution consists of 3 pages
Deliverable: Word Document
Deliverable: Word Document